Round Numbers 25/10/18

Michelle

Date: Thursday 25 October 2018

Title: Rounding Numbers

WALHT - Rounding numbers

Round this number to the 4,948,679.458

4,948,679.458

1. Nearest hundred thousands - 4, 948,679.458 is between 4,948,679 & 4,948,679. I have to search for the hundred thousands place which is 9, I replace 4, 8, 6, 7 and 9 as a 0, since 9 is higher than 5 I would be rounding up, the answer is 4,900,000.458.

2. Nearest tenths - 4, 948,679.458 is between 4,948,679 & 4,948,679. I have to find the tenths place which is 4 after the decimal point. I look to the right and replace it with 0, since 5 is lower than 5 I would be rounding down, the answer is 4,948,679. 408.

3. Nearest whole number - 4, 948,679.458 is between 4,948,679 & 4,948,679, since I am rounding to the nearest whole number I will look at the tenths place to choose if I would round up or down. Since 4 is lower than 5 I would be rounding down. Which the answer is 4,948,679.

4. Nearest hundreds - 4, 948,679.458 is between 4,948,679 & 4,948,679, I have to look for the hundreds place which is 6 I replace 7 & 9 as a 0, since 7 is higher than 5 I would be rounding up, the answer is 4,948,610.

5. Nearest ten thousands - 4, 948,679.458 is between 4,948,679 & 4,948,679, I have to look for the hundreds place which is 4 I replace 8,6,7 & 9 as 0, since 8 is higher than 5 I would be rounding up, the answer 4,900,000.

6. Nearest hundredths - 4, 948,679.458 is between 4,948,679 & 4,948,679. I have to look  for the hundredths place which is after the decimal point which is 5 I replace 8 as a 0, since 8 is higher than 5 I would round up, the answer is 4,948,679.450.

7. Nearest thousands - 4, 948,679.458 is between 4,948,679 & 4,948,679. I have to find the thousands place which is 8 I replace 6,7,9 as 0, since 6 is higher than 5 I would be rounding up, the answer is 4,948,000.

8. Nearest millions - 4, 948,679.458 is between 4,948,679 & 4,948,679. I have to look for the millions place which is 4 I replace 9,4,8,6,7,9 as a 0, since 9 is higher than 5 I would be rounding up. 4,000,000.

Round Numbers 24/10/18

Michelle

Date: Wednesday 24 October 2018

Title: Round Numbers

24,689.475

Round this number to the……

• Whole Number:

Nearest whole number - 24,689 is between 24,689 & 24,690, since I am rounding to the nearest whole number I will look at the tenths place to choose if I would round up or down. Since 4 is lower than 5 I would be rounding down. Which the answer is 24,689.

• Ten Thousands

Nearest ten thousands - 24,689 in the ten thousands place is between 20,000 and 30,000, since 4 is lower than 5 I would be rounding down to 20,000.

• Tenths

Nearest tenths - I look at the 6 which is the tenths place, and look to the right number which is 7 I replace 7 as 0, since 7 is higher than 5 It would be 24,689.80.

• Nearest hundreds -  24,689.475 is between 24,600 & 24,700. Since I’m rounding up to the nearest hundreds I must look in the tenths place to decide if I need to round up or down. Because 8 is bigger than 5 I must round up to 24,700.

• I look at the 6 which is in the hundreds place and look at to the right and change 8 & 9 into 0s. So it would be 24,600 & 24,700, since 6 is higher than 5 I would be rounding down.

• Hundreths

Nearest hundreths -  I look at the 7 which is the hundredths place, and look at the right which is 5 I replace 5 as a 0, since 5 equal to 5 I round down. The answer is 24,689.470.

Round Numbers 24/10/18